<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        * {
            margin: 0;
            padding: 0;
        }
        div {
            height: 200px;
        }
        #left {
            width: 200px;
            background: pink;
            float: left;
        }
        #right {
            background: deeppink;
        }
    </style>
</head>
<body>
    <div id="left"></div>
    <div id="right"></div>
</body>
</html>
